Updated: Aug 11, 2026
Location and Projects
Address
209 WEST AVE, Darien, CT, 06820
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ERI Building & Design Construction
ERI Building & Design LLC, 209 West Ave, Darien, CT holds a Home Improvement Contractor license and 3 other licenses according to the Connecticut license board.
Their BuildZoom score of 93 ranks in the top 27% of 12,093 Connecticut licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring ERI Building & Design LLC, we recommend double-checking their license status with the license board and using our bidding system to get competitive quotes.
ERI Building & Design LLC Services
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ERI Building & Design LLC Contact Information
Phone Number: (203) 655-6952
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Address: 209 WEST AVE, Darien, CT 06820
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Building Permits by ERI Building & Design LLC
This is a sample of this contractor's permits. Click here to access their complete permit history.
Remodel master bathroom and closet - interior work only
Valuation:
$50,000
Permit #:
B-19-821
Status:
complete
Fee:
$688
Permit Type:
Alterations - res...
Building Type:
Single family
Interior alterations to remodel kitchen
Valuation:
$65,000
Permit #:
B-17-1587
Status:
complete
Fee:
$886
Permit Type:
Alterations - res...
Building Type:
Single family
No Description Available
Valuation:
$60,000
Permit #:
12-993/000 000 BOO1 00
Status:
PERMIT PRINTED
Fee:
$944
Permit Type:
Building permit
Building Type:
N/A
No Description Available
Valuation:
$50,000
Permit #:
11-872/000 000 BOO1 00
Status:
C.O. ISSUED
Fee:
$700
Permit Type:
Building permit
Building Type:
N/A
No Description Available
Valuation:
$40,000
Permit #:
12-158/000 000 BOO1 00
Status:
C.O. ISSUED
Fee:
$440
Permit Type:
Building permit
Building Type:
N/A
No Description Available
Valuation:
$550,000
Permit #:
03-675/000 000 BLD1 00
Status:
C.O. ISSUED
Fee:
$5,507
Permit Type:
Residential build...
Building Type:
N/A
No Description Available
Valuation:
$95,000
Permit #:
04-384/000 000 BLD1 00
Status:
C.O. ISSUED
Fee:
$957
Permit Type:
Residential build...
Building Type:
N/A
No Description Available
Valuation:
$95,000
Permit #:
05-320/000 000 BOO1 00
Status:
C.O. ISSUED
Fee:
$957
Permit Type:
Building permit
Building Type:
N/A
No Description Available
Valuation:
$150,000
Permit #:
06-387/000 000 BOO1 00
Status:
C.O. ISSUED
Fee:
$1,640
Permit Type:
Building permit
Building Type:
N/A
No Description Available
Valuation:
$120,000
Permit #:
08-92/000 000 BOO1 00
Status:
C.O. ISSUED
Fee:
$1,365
Permit Type:
Building permit
Building Type:
N/A
No Description Available
Valuation:
$120,000
Permit #:
10-73/000 000 BOO1 00
Status:
C.O. ISSUED
Fee:
$1,611
Permit Type:
Building permit
Building Type:
N/A
No Description Available
Valuation:
$54,000
Permit #:
03-62/000 000 BLD1 00
Status:
C.O. ISSUED
Fee:
$547
Permit Type:
Residential build...
Building Type:
N/A
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ERI Building & Design LLC Reviews
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Verified License
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ERI Building & Design LLC License info
Verified License
| License # | HIC.0566398 |
| Status | Active |
| State | Connecticut |
| Type | Home Improvement Contractor |
| Date Issued | 04-01-2026 |
- BuildZoom verified this license was active as of August 2026.
Verify this license's status for ERI Building & Design LLC at the Connecticut Department of Consumer Protection.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | NAT-31055-3 |
| Status | Inactive |
| Nation | Environmental Protection Agency |
| Type | Renovation |
- According to the United States Environmental Protection Agency, the status of this license was at one point cancelled. However, this information may have changed. If this is your business, please update your license status.
Check this license's status for ERI Building & Design LLC at the United States Environmental Protection Agency.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | NAT-31055-2 |
| Status | Inactive |
| Nation | Environmental Protection Agency |
| Type | Renovation |
- According to the United States Environmental Protection Agency, the status of this license was at one point cancelled. However, this information may have changed. If this is your business, please update your license status.
Check this license's status for ERI Building & Design LLC at the United States Environmental Protection Agency.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | NHC.0013599 |
| Status | Inactive |
| State | Connecticut |
| Type | New Home Contractor |
- According to the Connecticut Department of Consumer Protection, the status of this license was at one point cancelled. However, this information may have changed. If this is your business, please update your license status.
Check this license's status for ERI Building & Design LLC at the Connecticut Department of Consumer Protection.
This is a sample of licensing data; click here to access a complete history.
93
BuildZoom Score
11
Permits
- Building permit records show that ERI Building & Design LLC has worked on 11 permitted projects.